Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc8 draw
6 Rf4 draw
7 Rg5 draw
8 Rg6 draw
9 Rg7 draw
10 Rh4 draw
11 Kc7 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rg8 loss in 2 half-moves